患儿，8岁。左上1区冠折1/3,露出鲜红牙髄，叩(+)，不松，牙龈无明显异常。X线片示:未见根折，根尖呈喇叭口状。治疗宜选择

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='29938' and id < 2427755 and id<>'2427755' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29938' and id > 2427755 and id<>'2427755' order by id asc limit 5